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<TD ALIGN="LEFT"><A HREF="chapter4.html">Chapter 4</A></TD>
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<CAPTION>Table 4-2 C1 Control Characters Recognized</CAPTION>
<THEAD>
<TR VALIGN="BOTTOM">
<TH ALIGN="LEFT">Mnemonic</TH>
<TH ALIGN="LEFT">8-Bit Code</TH>
<TH ALIGN="LEFT">Equivalent 7-Bit Code Extension</TH>
<TH ALIGN="LEFT">Name</TH>
<TH ALIGN="LEFT">Action Taken</TH>
</TR>
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<TBODY>
<TR VALIGN="TOP">
<TD>IND</TD>
<TD>8/4</TD>
<TD><PRE>1/11  4/4
ESC   D</PRE></TD>
<TD>Index</TD>
<TD>Moves cursor down one line in same column. If cursor is at bottom margin, screen performs a scroll up.</TD>
</TR>
<TR VALIGN="TOP">
<TD>NEL</TD>
<TD>8/5</TD>
<TD><PRE>1/11  4/5
ESC   E</PRE></TD>
<TD>Next line</TD>
<TD>Moves cursor to first position on next line. If cursor is at bottom margin, screen performs a scroll up.</TD>
</TR>
<TR VALIGN="TOP">
<TD>HTS</TD>
<TD>8/8</TD>
<TD><PRE>1/11  4/8
ESC   H</PRE></TD>
<TD>Horizontal tab set</TD>
<TD>Sets one horizontal tab stop at the column where the cursor is.</TD>
</TR>
<TR VALIGN="TOP">
<TD>RI</TD>
<TD>8/13</TD>
<TD><PRE>1/11  4/13
ESC   M</PRE></TD>
<TD>Reverse index</TD>
<TD>Moves cursor up one line in same column. If cursor is at top margin, screen performs a scroll down.</TD>
</TR>
<TR VALIGN="TOP">
<TD>SS2</TD>
<TD>8/14</TD>
<TD><PRE>1/11  4/14
ESC   N</PRE></TD>
<TD>Single shift G2</TD>
<TD>Temporarily invokes G2 character set into GL for the next graphic character. G2 is designated by a select-character-set (SCS) sequence.</TD>
</TR>
<TR VALIGN="TOP">
<TD>SS3</TD>
<TD>8/15</TD>
<TD><PRE>1/11  4/15
ESC   O</PRE></TD>
<TD>Single shift G3</TD>
<TD>Temporarily invokes G3 character set into GL for the next graphic character. G3 is designated by a select-character-set (SCS) sequence.</TD>
</TR>
<TR VALIGN="TOP">
<TD>DCS</TD>
<TD>9/0</TD>
<TD><PRE>1/11  5/0
ESC   P</PRE></TD>
<TD>Device control string</TD>
<TD>Processed as opening delimiter of a device control string for device control use.</TD>
</TR>
<TR VALIGN="TOP">
<TD>CSI</TD>
<TD>9/11</TD>
<TD><PRE>1/11  5/11
ESC   [</PRE></TD>
<TD>Control sequence introducer</TD>
<TD>Processed as control sequence introducer.</TD>
</TR>
<TR VALIGN="TOP">
<TD>ST</TD>
<TD>9/12</TD>
<TD><PRE>1/11  5/12
ESC   \</PRE></TD>
<TD>String terminator</TD>
<TD>Processed as closing delimiter of a string opened by DCS.</TD>
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